const swiper = new Swiper(".mySwiper", {
    slidesPerView: 1,
    spaceBetween: 20,
    centeredSlides: true,
    preloadImages: false,
    lazy: {
      loadPrevNext: true,
      loadOnTransitionStart: true,
    },
    loop: true,
    autoplay: {
      delay: 3000,
      disableOnInteraction: false,
    },
    speed: 800,
    breakpoints: {
      768: {
        slidesPerView: 2,
      },
      992: {
        slidesPerView: 3,
      },
    },
});

function updateViewerCount() {
    const el = document.getElementById('viewerNumber');
    if (!el) return;
    let current = parseInt(el.textContent);
    const variation = Math.floor(Math.random() * 20) - 10;
    let newCount = current + variation;
    if (newCount < 1000) newCount = 1000;
    el.textContent = newCount.toLocaleString('pt-BR');
}

function initializeViewerCount() {
    const el = document.getElementById('viewerNumber');
    if (!el) return;
    const initial = Math.floor(Math.random() * 392) + 1000;
    el.textContent = initial.toLocaleString('pt-BR');
    setInterval(updateViewerCount, 60000);
}

function updateViewerNumber() {
    const viewerElement = document.getElementById("viewerNumber");
    let current = parseInt(viewerElement.textContent);

    let variation = Math.floor(Math.random() * 11) - 5;

    let newNumber = current + variation;

    if (newNumber < 1) newNumber = 1;

    viewerElement.textContent = newNumber;
}

function getUTMParams() {
  const params = new URLSearchParams(window.location.search);
  let utmString = "";
  params.forEach((value, key) => {
    if (key.startsWith("utm_")) {
      utmString += `${key}=${value}&`;
    }
  });
  return utmString.slice(0, -1);
}

document.addEventListener("DOMContentLoaded", function () {
  const scrollLinks = document.querySelectorAll(".scroll-link");

  scrollLinks.forEach(function (link) {
    
    link.addEventListener("click", function (e) {
      e.preventDefault();
      
      const targetSelector = this.getAttribute("data-target");
      const targetElement = document.querySelector(targetSelector);
      
      if (targetElement) {
        targetElement.scrollIntoView({
          behavior: "smooth"
        });
      }
    });
  });

  setInterval(updateViewerNumber, 10000);
  setTimeout(() => {
    document.getElementById("whatsappText").classList.add("hide");
  }, 5000);

  const utm = getUTMParams();
  if (utm) {
    document.querySelectorAll("a[href*='pay.kirvano.com']").forEach(link => {
      const separator = link.href.includes("?") ? "&" : "?";
      link.href = `${link.href}${separator}${utm}`;
    });
  }
});